Night Density Rescue Serum works its magic while you sleep, making it an effortless addition to your hair care routine. Simply apply this leave-in treatment before bed, and let it work its wonders while you rest. Quickly absorbing into the scalp and hair, the lightweight and non-greasy formula leaves no residue behind. Formulated with a blend of powerful ingredients like ginger, lauric acid, and caffeine to help promote thicker, fuller hair overnight. PROMOTES SCALP HEALTH: a nourishing hair thickening treatment that promotes the appearance of thicker-looking hair ENCOURAGES GROWTH: works overnight to nourish and rejuvenate the scalp, supporting optimal hair growth and density REDUCES HAIR BREAKAGE: strengthens the hair shaft, reducing breakage and promoting healthier, more resilient hair LIGHTWEIGHT AND NON-GREASY: the lightweight and non-greasy formula absorbs quickly into the scalp and hair, leaving no residue behind USE WITH YOUR NIGHT TIME ROUTINE: suitable for all hair types and can be used nightly as part of your hair care routine REAL RESULTS: Nioxin Night Density Rescue Serum is a proven overnight treatment designed to promote the appearance of thicker hair in just 2 months*. 90% of consumers noticed their hair looking healthy** after using Nioxin Night Density Rescue